knock-on

• n. [橄]用手(或臂)的向前击球(一种犯规动作)
• adj. 连锁反应的

英英释义

名词 knock on:

1. (rugby) knocking the ball forward while trying to catch it (a foul)

例句

用作名词 (n.)

1. She was drumming with her fingers on the table.
   她正用手指在桌子上笃笃地敲。
2. He drummed his fingers lightly on his desk diary.
   他用手轻轻地敲打着他的办公日记。

词汇搭配

• knock on 敲(门、窗等)...
• knock on effect 撞击效应
• knock-on atom [电] 撞出的原子...
• knock-on process 对撞过程
• knock-on collision 迎面碰撞,直接碰撞...
• knock-on electron 撞出的电子, 打出的...
• knock someone back on her heels 使某人遭受失败...
• knock someone back on his heels 使某人遭受失败...
• knock on the door 敲门
• knock on the head 杀掉(破坏)